20123955432

素因数分解:

$2^3\times 3^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:626

約数の個数: 384

約数和(自身を含む): 67392000000

約数和(自身を除く): 47268044568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 49, 56, 63, 69, 71, 72, 84, 92, 98, 126, 138, 142, 147, 161, 168, 184, 196, 207, 213, 252, 276, 284, 294, 322, 343, 392, 414, 426, 441, 483, 497, 499, 504, 552, 568, 588, 639, 644, 686, 828, 852, 882, 966, 994, 998, 1029, 1127, 1176, 1278, 1288, 1372, 1449, 1491, 1497, 1633, 1656, 1704, 1764, 1932, 1988, 1996, 2058, 2254, 2556, 2744, 2898, 2982, 2994, 3087, 3266, 3381, 3479, 3493, 3528, 3864, 3976, 3992, 4116, 4473, 4491, 4508, 4899, 5112, 5796, 5964, 5988, 6174, 6532, 6762, 6958, 6986, 7889, 8232, 8946, 8982, 9016, 9798, 10143, 10437, 10479, 11431, 11477, 11592, 11928, 11976, 12348, 13064, 13524, 13916, 13972, 14697, 15778, 17892, 17964, 19596, 20286, 20874, 20958, 22862, 22954, 23667, 24353, 24451, 24696, 27048, 27832, 27944, 29394, 31311, 31437, 31556, 34293, 34431, 35429, 35784, 35928, 39192, 40572, 41748, 41916, 45724, 45908, 47334, 48706, 48902, 58788, 62622, 62874, 63112, 68586, 68862, 70858, 71001, 73059, 73353, 80017, 80339, 81144, 83496, 83832, 91448, 91816, 94668, 97412, 97804, 102879, 103293, 106287, 117576, 125244, 125748, 137172, 137724, 141716, 142002, 146118, 146706, 160034, 160678, 171157, 189336, 194824, 195608, 205758, 206586, 212574, 219177, 220059, 240051, 241017, 248003, 250488, 251496, 274344, 275448, 283432, 284004, 292236, 293412, 318861, 320068, 321356, 342314, 411516, 413172, 425148, 438354, 440118, 480102, 482034, 496006, 513471, 560119, 562373, 568008, 584472, 586824, 637722, 640136, 642712, 684628, 720153, 723051, 744009, 814867, 823032, 826344, 850296, 876708, 880236, 960204, 964068, 992012, 1026942, 1120238, 1124746, 1275444, 1369256, 1440306, 1446102, 1488018, 1540413, 1629734, 1680357, 1687119, 1736021, 1753416, 1760472, 1920408, 1928136, 1984024, 2053884, 2232027, 2240476, 2249492, 2444601, 2550888, 2880612, 2892204, 2976036, 3080826, 3259468, 3360714, 3374238, 3472042, 3936611, 4107768, 4464054, 4480952, 4498984, 4889202, 5041071, 5061357, 5208063, 5704069, 5761224, 5784408, 5952072, 6161652, 6518936, 6721428, 6748476, 6944084, 7333803, 7873222, 8928108, 9778404, 10082142, 10122714, 10416126, 11408138, 11809833, 12152147, 12323304, 13442856, 13496952, 13888168, 14667606, 15624189, 15746444, 17112207, 17856216, 19556808, 20164284, 20245428, 20832252, 22816276, 23619666, 24304294, 29335212, 31248378, 31492888, 34224414, 35429499, 36456441, 39928483, 40328568, 40490856, 41664504, 45632552, 47239332, 48608588, 51336621, 58670424, 62496756, 68448828, 70858998, 72912882, 79856966, 94478664, 97217176, 102673242, 109369323, 119785449, 124993512, 136897656, 141717996, 145825764, 159713932, 205346484, 218738646, 239570898, 279499381, 283435992, 291651528, 319427864, 359356347, 410692968, 437477292, 479141796, 558998762, 718712694, 838498143, 874954584, 958283592, 1117997524, 1437425388, 1676996286, 2235995048, 2515494429, 2874850776, 3353992572, 5030988858, 6707985144, 10061977716, 20123955432]

約数ペア:

[(1, 20123955432), (2, 10061977716), (3, 6707985144), (4, 5030988858), (6, 3353992572), (7, 2874850776), (8, 2515494429), (9, 2235995048), (12, 1676996286), (14, 1437425388), (18, 1117997524), (21, 958283592), (23, 874954584), (24, 838498143), (28, 718712694), (36, 558998762), (42, 479141796), (46, 437477292), (49, 410692968), (56, 359356347), (63, 319427864), (69, 291651528), (71, 283435992), (72, 279499381), (84, 239570898), (92, 218738646), (98, 205346484), (126, 159713932), (138, 145825764), (142, 141717996), (147, 136897656), (161, 124993512), (168, 119785449), (184, 109369323), (196, 102673242), (207, 97217176), (213, 94478664), (252, 79856966), (276, 72912882), (284, 70858998), (294, 68448828), (322, 62496756), (343, 58670424), (392, 51336621), (414, 48608588), (426, 47239332), (441, 45632552), (483, 41664504), (497, 40490856), (499, 40328568), (504, 39928483), (552, 36456441), (568, 35429499), (588, 34224414), (639, 31492888), (644, 31248378), (686, 29335212), (828, 24304294), (852, 23619666), (882, 22816276), (966, 20832252), (994, 20245428), (998, 20164284), (1029, 19556808), (1127, 17856216), (1176, 17112207), (1278, 15746444), (1288, 15624189), (1372, 14667606), (1449, 13888168), (1491, 13496952), (1497, 13442856), (1633, 12323304), (1656, 12152147), (1704, 11809833), (1764, 11408138), (1932, 10416126), (1988, 10122714), (1996, 10082142), (2058, 9778404), (2254, 8928108), (2556, 7873222), (2744, 7333803), (2898, 6944084), (2982, 6748476), (2994, 6721428), (3087, 6518936), (3266, 6161652), (3381, 5952072), (3479, 5784408), (3493, 5761224), (3528, 5704069), (3864, 5208063), (3976, 5061357), (3992, 5041071), (4116, 4889202), (4473, 4498984), (4491, 4480952), (4508, 4464054), (4899, 4107768), (5112, 3936611), (5796, 3472042), (5964, 3374238), (5988, 3360714), (6174, 3259468), (6532, 3080826), (6762, 2976036), (6958, 2892204), (6986, 2880612), (7889, 2550888), (8232, 2444601), (8946, 2249492), (8982, 2240476), (9016, 2232027), (9798, 2053884), (10143, 1984024), (10437, 1928136), (10479, 1920408), (11431, 1760472), (11477, 1753416), (11592, 1736021), (11928, 1687119), (11976, 1680357), (12348, 1629734), (13064, 1540413), (13524, 1488018), (13916, 1446102), (13972, 1440306), (14697, 1369256), (15778, 1275444), (17892, 1124746), (17964, 1120238), (19596, 1026942), (20286, 992012), (20874, 964068), (20958, 960204), (22862, 880236), (22954, 876708), (23667, 850296), (24353, 826344), (24451, 823032), (24696, 814867), (27048, 744009), (27832, 723051), (27944, 720153), (29394, 684628), (31311, 642712), (31437, 640136), (31556, 637722), (34293, 586824), (34431, 584472), (35429, 568008), (35784, 562373), (35928, 560119), (39192, 513471), (40572, 496006), (41748, 482034), (41916, 480102), (45724, 440118), (45908, 438354), (47334, 425148), (48706, 413172), (48902, 411516), (58788, 342314), (62622, 321356), (62874, 320068), (63112, 318861), (68586, 293412), (68862, 292236), (70858, 284004), (71001, 283432), (73059, 275448), (73353, 274344), (80017, 251496), (80339, 250488), (81144, 248003), (83496, 241017), (83832, 240051), (91448, 220059), (91816, 219177), (94668, 212574), (97412, 206586), (97804, 205758), (102879, 195608), (103293, 194824), (106287, 189336), (117576, 171157), (125244, 160678), (125748, 160034), (137172, 146706), (137724, 146118), (141716, 142002)]